#pragma once
#include<iostream>
#include<string>
#define Change(v)(struct sockaddr*)(v)
#define Die(code) do{exit(code);}while(0)

enum
{
    SCOKET_ERR=1,
    BIND_ERR,
    USAGE_ERR,
    Listen_ERR
};

class Command
{
public:
    std::string Execute(std::string cmdstr)
    {
        return cmdstr;
    }
};